28578210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{13417}}^1$

素因数の和:13498

約数の個数: 32

約数和(自身を含む): 69558912

約数和(自身を除く): 40980702

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 13417, 26834, 40251, 67085, 80502, 134170, 201255, 402510, 952607, 1905214, 2857821, 4763035, 5715642, 9526070, 14289105, 28578210]

約数ペア:

[(1, 28578210), (2, 14289105), (3, 9526070), (5, 5715642), (6, 4763035), (10, 2857821), (15, 1905214), (30, 952607), (71, 402510), (142, 201255), (213, 134170), (355, 80502), (426, 67085), (710, 40251), (1065, 26834), (2130, 13417)]